stat_increment
stat_increment("bounce.message", 1);
stat_increment("bounce.envelope", 1);
stat_increment("bounce.session", 1);
stat_increment("mda.pending", 1);
stat_increment("mda.user", 1);
stat_increment("mda.envelope", 1);
stat_increment("mda.running", 1);
stat_increment("mta.relay", 1);
stat_increment("mta.host", 1);
stat_increment("mta.domain", 1);
stat_increment("mta.source", 1);
stat_increment("mta.connector", 1);
stat_increment("mta.route", 1);
stat_increment("mta.task", 1);
stat_increment("mta.envelope", 1);
stat_increment("mta.session", 1);
stat_increment("mta.task.running", 1);
stat_increment("queue.bounce", 1);
stat_increment("queue.evpcache.size", 1);
stat_increment("queue.evpcache.update.missed", 1);
stat_increment("queue.evpcache.update.hit", 1);
stat_increment("queue.evpcache.load.hit", 1);
stat_increment("queue.evpcache.load.missed", 1);
stat_increment("queue.ram.message.size", msg->len);
stat_increment("queue.ram.envelope.size", len);
stat_increment("queue.ram.envelope.size", len);
stat_increment("scheduler.envelope.incoming", 1);
stat_increment("scheduler.envelope", n);
stat_increment("scheduler.delivery.ok", 1);
stat_increment("scheduler.delivery.tempfail", 1);
stat_increment("scheduler.delivery.permfail", 1);
stat_increment("scheduler.delivery.loop", 1);
stat_increment("scheduler.envelope.inflight", d_inflight);
stat_increment("scheduler.envelope.expired", d_expired);
stat_increment("scheduler.envelope.removed", d_removed);
stat_increment("scheduler.envelope.updated", d_updated);
stat_increment("scheduler.envelope.incoming", 1);
stat_increment("scheduler.envelope", n);
stat_increment("scheduler.ramqueue.update", 1);
stat_increment("scheduler.ramqueue.message", 1);
stat_increment("scheduler.ramqueue.envelope", 1);
stat_increment("scheduler.ramqueue.holdq", 1);
stat_increment("scheduler.ramqueue.hold-overflow", 1);
stat_increment("scheduler.ramqueue.hold", 1);
stat_increment("smtp.session", 1);
stat_increment("smtp.session.local", 1);
stat_increment("smtp.session", 1);
stat_increment("smtp.session.local", 1);
stat_increment("smtp.session.inet4", 1);
stat_increment("smtp.session.inet6", 1);
stat_increment("smtp.smtps", 1);
stat_increment("smtp.tls", 1);
void stat_increment(const char *, size_t);